CVE-2025-52654
📋 TL;DR
HCL MyXalytics v6.6 has an HTML injection vulnerability where untrusted input isn't properly sanitized before being included in web output. This allows attackers to inject arbitrary HTML content into pages viewed by other users. Organizations using HCL MyXalytics v6.6 are affected.
💻 Affected Systems
- HCL MyXalytics
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Attackers could inject malicious scripts, redirect users to phishing sites, deface the application interface, or perform session hijacking through persistent HTML injection.
Likely Case
Limited content manipulation, defacement of specific pages, or injection of benign HTML elements that disrupt user experience.
If Mitigated
With proper input validation and output encoding, the vulnerability is prevented entirely with no impact.
🎯 Exploit Status
HTML injection typically requires some level of user interaction or access to input fields. No public exploit code has been identified.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check vendor advisory for specific patched version
Vendor Advisory: https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0124411
Restart Required: Yes
Instructions:
1. Review vendor advisory KB0124411. 2. Download and apply the official patch from HCL. 3. Restart the MyXalytics service. 4. Verify the fix by testing input fields.
🔧 Temporary Workarounds
Input Validation Filter
allImplement server-side input validation to sanitize HTML tags and special characters
Implementation depends on application framework - review HCL documentation for input filtering options
Web Application Firewall Rules
allConfigure WAF to block HTML injection patterns
Add WAF rules to detect and block <script>, <iframe>, javascript:, and other HTML injection patterns
🧯 If You Can't Patch
- Implement strict input validation on all user-controllable fields
- Deploy a web application firewall with HTML injection protection rules
🔍 How to Verify
Check if Vulnerable:
Test input fields by submitting HTML tags like <b>test</b> or <script>alert(1)</script> and check if they render in outputCheck Version:
Check MyXalytics administration console or configuration files for version informationVerify Fix Applied:
After patching, repeat the vulnerability test - HTML tags should be displayed as plain text, not rendered📡 Detection & Monitoring
Log Indicators:
- Unusual HTML tags in user input logs
- Multiple failed injection attempts
- Suspicious content in form submissions
Network Indicators:
- HTTP requests containing HTML injection patterns
- Unusual content-type headers
SIEM Query:
source="myxalytics_logs" AND (message="*<script>*" OR message="*javascript:*" OR message="*<iframe>*")